It was likely a "hypercarnivore," scientists say — a carnivore with a diet of more than 70% meat. Related: Mysterious ...

Some were the size of a dog. Others were as large as polar bears. A newly-discovered fossil of the ferocious hyaenodont is ...

A nearly complete skull fossil found in Egypt has revealed a new species of Hyaenodonta, an apex carnivore that mysteriously went extinct about 25 million years ago.

The team named the new genus Bastetodon partly in reference to the cat-headed ancient Egyptian goddess Bastet, in honor of where the specimen was unearthed and of the feline-like snout of the ancient ...

Not knowing exactly when regular meat consumption became part of our ancestors’ diets is a gap in our understanding of human ...

With sharp catlike teeth and a doglike body, ancient carnivores called hyaenodonts were once at the top of the food chain, but the entire lineage was wiped out about 25 million years ago ...